About 94 results
https://drivepatents.com/patents/1390494 · 10 Jun 2026
The present invention relates to the technical field of negative electrode materials of a lithium-ion battery. Provided are a silicon-carbon negative electrode material, and a preparation method therefor and the use thereof. A pre-lithiated silicon-carbon ...
https://drivepatents.com/patents/965446 · 27 May 2026
Disclosed are a silicon-carbon composite material containing carbon nanotubes, and a preparation method therefor and the use thereof. The silicon-based composite material comprises a porous composite hard carbon material containing carbon nanotubes, and si...
https://drivepatents.com/patents/1387776 · 17 Dec 2025
Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode includes a current collector; a first layer on the current collector, the first layer consisting of a Si-bas...
https://drivepatents.com/patents/1394120 · 14 May 2025
The invention discloses a nitride/graphitized carbon nanosheet-coated ternary positive electrode material and preparation method therefor. The nitride/graphitized carbon nanosheet-coated ternary positive electrode material includes a ternary positive elect...
https://drivepatents.com/patents/952657 · 14 Jan 2015
[Summary] A positive electrode active material is provided to contain: a solid solution lithium-containing transition metal oxide (A) represented by Li 1.5 [Ni a Co b Mn c [Li] d ]O 3 (where a, b, c and d satisfy the relations of 0.2‰¤a‰¤0.7, 0.1‰...
https://drivepatents.com/patents/965955 · 24 Dec 2014
Provided are a macroporous titanium compound monolith and a production method thereof, the macroporous titanium compound monolith having a framework that is composed of a titanium compound other than titanium dioxide, having controlled macropores, and havi...
https://drivepatents.com/patents/968591 · 22 Oct 2014
The present invention provides a carbon-based material with high catalytic activity. The carbon-based material in accordance with the present invention includes graphene doped with metal atoms and at least one type of non-metal atoms selected from a group ...
https://drivepatents.com/patents/969290 · 1 Oct 2014
A rechargeable lithium battery includes a non-aqueous electrolyte, a negative electrode including a silicon-based negative active material, and a positive active material including a compound represented by a Chemical Formula 1, LiCo 1-y M y O 2+x , wherei...
https://drivepatents.com/patents/969277 · 1 Oct 2014
The invention relates to a cathode material for lithium ion batteries comprising lithium transition metal titanate with a spinel structure, wherein the transition metal (M) comprises iron, manganese or nickel or mixtures of them, wherein said material comp...
https://drivepatents.com/patents/969262 · 1 Oct 2014
According to one embodiment, there is provided an active substance. The active substance contains active material particles. The active material particles comprise a compound represented by the formula: TiM1NbM2O. The active material particles has a peak A...